package jichengandjiekou7_4;

public class TestCircle {
	public static void main(String[] args) {
		Circle circle = new Circle();
		System.out.println(circle.getArea());
		System.out.println(circle.getPerimeter());
		
		ResizableCircle circle2 = new ResizableCircle();
		circle2.resize(30);
		System.out.println(circle2);
	}
}
